<!DOCTYPE html>
<html>
<head>
    <meta charset='utf-8'/>
    <title>Add an icon to the map</title>
    <meta name='viewport' content='initial-scale=1,maximum-scale=1,user-scalable=no'/>
    <script src='../assets/mapbox-gl-dev.js'></script>
    <link href='../assets/mapbox-gl.css' rel='stylesheet'/>
    <style>
        body {
            margin: 0;
            padding: 0;
        }

        #map {
            position: absolute;
            top: 0;
            bottom: 0;
            width: 100%;
        }
    </style>
</head>
<body>

<div id='map'></div>

<script>
    mapboxgl.accessToken = 'pk.eyJ1IjoibWFvcmV5IiwiYSI6ImNqNWhrenIwcDFvbXUyd3I2bTJxYzZ4em8ifQ.KHZIehQuWW9AsMaGtATdwA';
    var map = new mapboxgl.Map({
        container: 'map',
        style: 'mapbox://styles/mapbox/streets-v9'
    });

    map.on('load', function () {
        map.loadImage('https://upload.wikimedia.org/wikipedia/commons/thumb/6/60/Cat_silhouette.svg/400px-Cat_silhouette.svg.png', function (error, image) {
            if (error) throw error;
            map.addImage('cat', image);
            map.addLayer({
                "id": "points",
                "type": "symbol",
                "source": {
                    "type": "geojson",
                    "data": {
                        "type": "FeatureCollection",
                        "features": [{
                            "type": "Feature",
                            "geometry": {
                                "type": "Point",
                                "coordinates": [0, 0]
                            }
                        }]
                    }
                },
                "layout": {
                    "icon-image": "cat",
                    "icon-size": 0.25
                }
            });
        });
    });

</script>

</body>
</html>